#include "db_wdg.h"

/**
* @brief Watchdog initialization
* @param
*    
*    
* @return none
*/
void wdg_init(void)
{
    IWDG_WriteAccessCmd(IWDG_WriteAccess_Enable);     //使能对看门狗操作
    IWDG_SetPrescaler(WdgGHz);                        //设置他的预分频值 64分频
    IWDG_SetReload(WdgStarter);                       //重新装载值
    IWDG_ReloadCounter();                             //按照IWDG重装载寄存器的值重装载IWDG计数器
    
    IWDG_Enable();                                    //使能IWDG
}
/**
* @brief feed dog
* @param
*    
*    
* @return none
*/
void iwdg_feed(void)
{   
     IWDG_ReloadCounter();                             //喂狗
}


